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13181 Peneleos (1996 RS28)
Classification: Jupiter Trojan          SPK-ID: 2013181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1366991037253358 6.1893e-08  
a 5.213056987118756 1.23e-07 AU
q 4.500436769310522 3.2232e-07 AU
i 2.546131389632397 9.5001e-06 deg
node 11.0130817126698 0.00014832 deg
peri 103.8930063514238 0.00015474 deg
M 77.37825703686032 4.0912e-05 deg
tp 2456066.055358909454
(2012-May-18.55535891)
0.00048603 JED
period 4347.475423649658
11.90
0.00015387
4.213e-07
d
yr
n .08280667857065972 2.9307e-09 deg/d
Q 5.925677204926989 1.3982e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      13584 days (37.19 yr)  
   first obs. used      1978-03-15  
   last obs. used      2015-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53913  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:17:03  

Additional Information
 Earth MOID = 3.51803 AU 
 T_jup = 2.979 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO302147  

13181 Peneleos           Discovered 1996 Sept. 11 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Peneleos, leader of Boeotia, killed by Eurypylus, is said to have been one of those inside the wooden horse.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 RS28 = 1978 EW8 = 1997 UY11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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